peripheral speed短语¹⁴⁴⁹⁷²⁺² 基本例句 圆周速度,周速,边缘速率 Through research on the influence of the peripheral speed of diamond saw blade upon the wear of diamond cutting segments , this paper deals with the wear mechanism of the same. 本文通过研究金刚石锯片线速度对锯齿磨损的影响，探讨了金刚石锯齿的磨损机理。 chemyq